Fourth seed Davydenko said he was battling a sore left wrist after dropping the first set before coming though 6-7 (5-7) 6-4 6-1 against Florent Serra of France.

BBC: Janko Tipsarevic

Djokovic has a first-round bye at the first event of the European clay-court season, and is scheduled to begin his campaign against either Florent Serra or fellow Frenchman Stephane Robert.

CNN: Djokovic dumps coach Martin ahead of Monte Carlo campaign

In the remaining second-round matches to be completed, Julien Benneteau won 6-0 in the fifth set to edge past Colombia's Alejandro Falla, while Florent Serra needed four tight sets to eliminate Romania's Victor Hanescu.

BBC: SPORT | Tennis | Nadal & Djokovic into round four

Top seed Novak Djokovic is also through to the third round following a 6-2 6-3 win over Florent Serra of France and the Serb will now face 13th-seeded Swiss Stanislas Wawrinka -- last weekend's Casablanca champion.

CNN: Murray sent crashing out in Monte Carlo

World number one Rafael Nadal will face Florent Serra in the second round after the Frenchman beat Guillermo Canas, and there were first-round wins for Radek Stepanek, Ivan Ljubicic, Philipp Kohlschreiber, Robin Soderling and Andy Roddick.

BBC: Del Potro eases through in Paris